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-rw-r--r--src/lib/libcrypto/evp/m_sigver.c193
1 files changed, 0 insertions, 193 deletions
diff --git a/src/lib/libcrypto/evp/m_sigver.c b/src/lib/libcrypto/evp/m_sigver.c
deleted file mode 100644
index cc0927325b..0000000000
--- a/src/lib/libcrypto/evp/m_sigver.c
+++ /dev/null
@@ -1,193 +0,0 @@
1/* $OpenBSD: m_sigver.c,v 1.4 2014/07/11 08:44:48 jsing Exp $ */
2/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
3 * project 2006.
4 */
5/* ====================================================================
6 * Copyright (c) 2006,2007 The OpenSSL Project. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
18 * distribution.
19 *
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24 *
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * licensing@OpenSSL.org.
29 *
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
33 *
34 * 6. Redistributions of any form whatsoever must retain the following
35 * acknowledgment:
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38 *
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
52 *
53 * This product includes cryptographic software written by Eric Young
54 * (eay@cryptsoft.com). This product includes software written by Tim
55 * Hudson (tjh@cryptsoft.com).
56 *
57 */
58
59#include <stdio.h>
60
61#include <openssl/err.h>
62#include <openssl/evp.h>
63#include <openssl/objects.h>
64#include <openssl/x509.h>
65
66#include "evp_locl.h"
67
68static int
69do_sigver_init(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx, const EVP_MD *type,
70 ENGINE *e, EVP_PKEY *pkey, int ver)
71{
72 if (ctx->pctx == NULL)
73 ctx->pctx = EVP_PKEY_CTX_new(pkey, e);
74 if (ctx->pctx == NULL)
75 return 0;
76
77 if (type == NULL) {
78 int def_nid;
79 if (EVP_PKEY_get_default_digest_nid(pkey, &def_nid) > 0)
80 type = EVP_get_digestbynid(def_nid);
81 }
82
83 if (type == NULL) {
84 EVPerr(EVP_F_DO_SIGVER_INIT, EVP_R_NO_DEFAULT_DIGEST);
85 return 0;
86 }
87
88 if (ver) {
89 if (ctx->pctx->pmeth->verifyctx_init) {
90 if (ctx->pctx->pmeth->verifyctx_init(ctx->pctx,
91 ctx) <=0)
92 return 0;
93 ctx->pctx->operation = EVP_PKEY_OP_VERIFYCTX;
94 } else if (EVP_PKEY_verify_init(ctx->pctx) <= 0)
95 return 0;
96 } else {
97 if (ctx->pctx->pmeth->signctx_init) {
98 if (ctx->pctx->pmeth->signctx_init(ctx->pctx, ctx) <= 0)
99 return 0;
100 ctx->pctx->operation = EVP_PKEY_OP_SIGNCTX;
101 } else if (EVP_PKEY_sign_init(ctx->pctx) <= 0)
102 return 0;
103 }
104 if (EVP_PKEY_CTX_set_signature_md(ctx->pctx, type) <= 0)
105 return 0;
106 if (pctx)
107 *pctx = ctx->pctx;
108 if (!EVP_DigestInit_ex(ctx, type, e))
109 return 0;
110 return 1;
111}
112
113int
114EVP_DigestSignInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx, const EVP_MD *type,
115 ENGINE *e, EVP_PKEY *pkey)
116{
117 return do_sigver_init(ctx, pctx, type, e, pkey, 0);
118}
119
120int
121EVP_DigestVerifyInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx, const EVP_MD *type,
122 ENGINE *e, EVP_PKEY *pkey)
123{
124 return do_sigver_init(ctx, pctx, type, e, pkey, 1);
125}
126
127int
128EVP_DigestSignFinal(EVP_MD_CTX *ctx, unsigned char *sigret, size_t *siglen)
129{
130 int sctx, r = 0;
131
132 if (ctx->pctx->pmeth->signctx)
133 sctx = 1;
134 else
135 sctx = 0;
136 if (sigret) {
137 EVP_MD_CTX tmp_ctx;
138 unsigned char md[EVP_MAX_MD_SIZE];
139 unsigned int mdlen;
140 EVP_MD_CTX_init(&tmp_ctx);
141 if (!EVP_MD_CTX_copy_ex(&tmp_ctx, ctx))
142 return 0;
143 if (sctx)
144 r = tmp_ctx.pctx->pmeth->signctx(tmp_ctx.pctx,
145 sigret, siglen, &tmp_ctx);
146 else
147 r = EVP_DigestFinal_ex(&tmp_ctx, md, &mdlen);
148 EVP_MD_CTX_cleanup(&tmp_ctx);
149 if (sctx || !r)
150 return r;
151 if (EVP_PKEY_sign(ctx->pctx, sigret, siglen, md, mdlen) <= 0)
152 return 0;
153 } else {
154 if (sctx) {
155 if (ctx->pctx->pmeth->signctx(ctx->pctx, sigret,
156 siglen, ctx) <= 0)
157 return 0;
158 } else {
159 int s = EVP_MD_size(ctx->digest);
160 if (s < 0 || EVP_PKEY_sign(ctx->pctx, sigret, siglen,
161 NULL, s) <= 0)
162 return 0;
163 }
164 }
165 return 1;
166}
167
168int
169EVP_DigestVerifyFinal(EVP_MD_CTX *ctx, unsigned char *sig, size_t siglen)
170{
171 EVP_MD_CTX tmp_ctx;
172 unsigned char md[EVP_MAX_MD_SIZE];
173 int r;
174 unsigned int mdlen;
175 int vctx;
176
177 if (ctx->pctx->pmeth->verifyctx)
178 vctx = 1;
179 else
180 vctx = 0;
181 EVP_MD_CTX_init(&tmp_ctx);
182 if (!EVP_MD_CTX_copy_ex(&tmp_ctx, ctx))
183 return -1;
184 if (vctx) {
185 r = tmp_ctx.pctx->pmeth->verifyctx(tmp_ctx.pctx, sig,
186 siglen, &tmp_ctx);
187 } else
188 r = EVP_DigestFinal_ex(&tmp_ctx, md, &mdlen);
189 EVP_MD_CTX_cleanup(&tmp_ctx);
190 if (vctx || !r)
191 return r;
192 return EVP_PKEY_verify(ctx->pctx, sig, siglen, md, mdlen);
193}
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